
"""
    pycoopiler - a compiler developed to PCS2056 course (Compilers) at Poli-USP
    Copyright (C) 2008 Andre Felipe Santos    
    Copyright (C) 2008 Rodrigo Rodrigues da Silva

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
    
"""

import unittest

from pycoopiler.symbtable import symbtable

class testsymbtable(unittest.TestCase):
    
    
    
    def test_put(self):
        st = symbtable()
        st.clear()
        self.assertEqual(st.put('um'), 0)
        self.assertEqual(st.put('dois'), 1)
        self.assertEqual(st.put('tres'), 2)
        self.assertRaises(Exception, st.put, 'um')          
        
    def test_get(self):
        st = symbtable()
        st2 = symbtable()
        st.put('um')
        st.put('dois')
        st.put('tres')
        st2.put('diferente')
                
        self.assertEqual(st.get(0),'um')
        self.assertEqual(st.get(1),'dois')
        self.assertEqual(st.get(2),'tres')        
        self.assertEqual(st2.get(0),'diferente')
        self.assertRaises(Exception, st.get, 3)
        pass

    def TestSuite():
        return unittest.makeSuite(testsymbtable)
    
    if __name__ == '__main__':
        unittest.main()
 
        
        